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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr. IT Systems Administrator, Fort Worth Texas - **Company:** Lockheed Martin - **Location:** Fort Worth, TX, United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Configuration Management, Dynamic Host Configuration Protocol, Linux, Disaster Recovery, Domain Name System (DNS), Lightweight Directory Access Protocols (LDAP), McAfee VirusScan, Windows Servers, NetApp Applications, Network Protocols, Red Hat Enterprise Linux, Security Content Automation Protocol, Storage Virtualization, TCP/IP, VCloud, Virtualization Technology, VMware VSphere, Software Vulnerability Management, VRealize, Information Technology, Vcenter, Nessus, Server Operating Systems & Platforms, Vmware - **Published:** July 6, 2026 - **Apply:** https://www.jobmonkeyjobs.com/career/27825879/Sr-It-Systems-Administrator-Fort-Worth-Texas-Texas-Fort-Worth-1301 ## About the Role * Active Top Secret Clearance * Experience building out air-gapped networks * Expertise with Windows Operating Systems (Windows 10/11, Server 2016, 2019, 2022, etc.) * Experience with Linux Operating Systems (Red Hat Linux 7/8/9) * Experience with Risk Management Framework (RMF) Requirements and Security Technical Implementation Guide (STIG) Implementation * Experience with vulnerability remediation and security management (system hardening, log management, configuration management (i.e., Nessus, McAfee, Shavlik, SCAP) * Must possess DoD 8570 IAT Level II or III certification (i.e. Security+, CASP, CISSP) * Ability to lift and carry 30 lbs, including up and down stairs. * Ability to rack and cable server infrastructure Desired Skills: * Knowledge of Virtualization (i.e., VMware, Horizon, vSphere, vCenter, vCloud, vRealize, NSX, vSAN or VXRail) * Knowledge of storage service administration (i.e., NetApp/EMC hardware, software, tape management, disaster recovery practices) * Experience with creating domain-wide automated solutions. * Knowledge of Network Protocols (i.e., TCP/IP, DNS, DHCP, LDAP, etc.) * Experience with desktop and server operating system updates and patching troubleshooting * 8140 Certifications (i.e. Security +, MCSE, VMWare, Network+, etc.) * Outstanding work ethic * Self-motivated, customer focused, and proactive * Able to professionally deal with quick and drastic changes * Capable of supporting multiple tasks and customers with competing deadlines concurrently Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration. Clearance Level: Top Secret, Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility. ## Description This Enterprise Operations (EO) position supports the Lockheed Martin Aeronautics Division located at the Fort Worth, TX facility. The selected candidate will function as part of the IT support team; managing a closed development network, ensuring patching, STIGing, and infrastructure deployments for their assigned program. They will perform Systems Administration across multiple platforms including RHEL, Windows Server, and Windows 10. 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